Sunday, April 4, 2010

DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 040850
SWOD48
SPC AC 040849

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0349 AM CDT SUN APR 04 2010

VALID 071200Z - 121200Z

...DISCUSSION...
MEDIUM-RANGE GUIDANCE BEGINS TO DIVERGE AFTER TUESDAY IN THE TIMING
AND AMPLITUDE OF THE UPR TROUGH EXPECTED TO TRANSLATE INTO THE
ERN/SRN STATES MID-LATE WEEK. WHILE THERE MAY VERY WELL BE A SVR
THREAT ACROSS PRIMARILY THE MID-SOUTH/SRN STATES WED-THU...TOO MUCH
UNCERTAINTY EXISTS WITH REGARDS TO MOISTURE QUALITY /STRONG NRN GULF
BASIN SFC RIDGE/ AND THE TIMING/AMPLITUDE OF THE SRN EXTENT OF THE
TROUGH TO PROVIDE A HIGH-CONFIDENCE MEDIUM RANGE SVR OUTLOOK.

..RACY.. 04/04/2010

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